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	Changes in TIFF v3.7.0beta2
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<B><FONT SIZE=+3>T</FONT>IFF <FONT SIZE=+2>C</FONT>HANGE <FONT SIZE=+2>I</FONT>NFORMATION</B>
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<B>Current Version</B>: v3.7.0beta2<BR>
<B>Previous Version</B>: <A HREF=v3.7.0beta.html>v3.7.0beta</a><BR>
<B>Master FTP Site</B>: <A HREF="ftp://ftp.remotesensing.org/pub/libtiff">
ftp.remotesensing.org</a>, directory pub/libtiff</A><BR>
<B>Master HTTP Site</B>: <A HREF="http://www.remotesensing.org/libtiff">
http://www.remotesensing.org/libtiff</a> 
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This document describes the changes made to the software between the
<I>previous</I> and <I>current</I> versions (see above).
If you don't find something listed here, then it was not done in this
timeframe, or it was not considered important enough to be mentioned.
The following information is located here:
<UL>
<LI><A HREF="#hightlights">Major Changes</A>
<LI><A HREF="#configure">Changes in the software configuration</A>
<LI><A HREF="#libtiff">Changes in libtiff</A>
<LI><A HREF="#tools">Changes in the tools</A>
<LI><A HREF="#contrib">Changes in the contrib area</A>
<LI><A HREF="#lzwkit">Changes in the LZW compression kit</A>
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<A NAME="highlights"><B><FONT SIZE=+3>M</FONT>AJOR CHANGES:</B></A>

<UL>

	<li> The code has been reviewed by Dmitry Levin: added checks
	for values, returned by the space allocation functions, fixed
	problems with the possible integer overflows.

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<A NAME="configure"><B><FONT SIZE=+3>C</FONT>HANGES IN THE SOFTWARE CONFIGURATION:</B></A>

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	<li> Several fixes in the test suite.
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<A NAME="libtiff"><B><FONT SIZE=+3>C</FONT>HANGES IN LIBTIFF:</B></A>

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	<li> Preliminary support for BigTIFF files: now libtiff can
	recognize and reject to open such images. ;-)

	<li> libtiff/tif_dirinfo.c: changed type of XMLPacket (tag 700) to 
	TIFFTAG_BYTE instead of TIFFTAG_UNDEFINED to comply with the info
	in the Adobe XMP Specification.

	<li> Added many checks for integer overflow and for successful space
	allocations in the different parts of library. Code review
	completed by Dmitry V. Levin.

	<li> libtiff/{tiffio.h, tif_compress.c}: Added
	TIFFGetConfiguredCODECs()function to get the list of configured codecs.

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<A NAME="tools"><B><FONT SIZE=+3>C</FONT>HANGES IN THE TOOLS:</B></A>

<UL>
	<li> tiff2bw: Write ImageWidth/Height tags to output file, as
	noted by Gennady Khokhorin.

</UL>

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<A NAME="contrib"><B><FONT SIZE=+3>C</FONT>HANGES IN THE CONTRIB AREA:</B></A>

<UL> 

	<li> No changes.

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<A NAME="lzwkit"><B><FONT SIZE=+3>C</FONT>HANGES IN THE LZW COMPRESSION
KIT:</B></A>
<UL> 

	<li> This one is not longer needed.

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Last updated $Date: 2006/03/18 17:12:47 $.

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